Class: AV::Client

Inherits:
Object
  • Object
show all
Defined in:
lib/leancloud/client.rb

Overview

A class which encapsulates the HTTPS communication with the Parse API server.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(data = {}, &blk) ⇒ Client

Returns a new instance of Client.



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# File 'lib/leancloud/client.rb', line 22

def initialize(data = {}, &blk)
  @host           = data[:host] || Protocol::HOST
  @application_id = data[:application_id]
  @api_key        = data[:api_key]
  @master_key     = data[:master_key]
  @session_token  = data[:session_token]
  @max_retries    = data[:max_retries] || 3
  @logger         = data[:logger] || Logger.new(STDERR).tap{|l| l.level = Logger::INFO}
  @quiet          = data[:quiet] || false

  options = {:request => {:timeout => 30, :open_timeout => 30}}

  @session = Faraday.new("https://#{host}", options) do |c|
    c.request :json

    c.use Faraday::GetMethodOverride

    c.use Faraday::BetterRetry,
      max: @max_retries,
      logger: @logger,
      interval: 0.5,
      exceptions: ['Faraday::Error::TimeoutError', 'Faraday::Error::ParsingError', 'AV::AVProtocolRetry']
    c.use Faraday::ExtendedParseJson

    c.response :logger, @logger unless @quiet
    c.adapter Faraday.default_adapter

    yield(c) if block_given?
  end
end

Instance Attribute Details

#api_key ⇒ Object

Returns the value of attribute api_key.



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# File 'lib/leancloud/client.rb', line 14

def api_key
  @api_key
end

#application_id ⇒ Object

Returns the value of attribute application_id.



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# File 'lib/leancloud/client.rb', line 13

def application_id
  @application_id
end

#host ⇒ Object

Returns the value of attribute host.



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# File 'lib/leancloud/client.rb', line 12

def host
  @host
end

#logger ⇒ Object

Returns the value of attribute logger.



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# File 'lib/leancloud/client.rb', line 19

def logger
  @logger
end

#master_key ⇒ Object

Returns the value of attribute master_key.



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# File 'lib/leancloud/client.rb', line 15

def master_key
  @master_key
end

#max_retries ⇒ Object

Returns the value of attribute max_retries.



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# File 'lib/leancloud/client.rb', line 18

def max_retries
  @max_retries
end

#quiet ⇒ Object

Returns the value of attribute quiet.



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# File 'lib/leancloud/client.rb', line 20

def quiet
  @quiet
end

#session ⇒ Object

Returns the value of attribute session.



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# File 'lib/leancloud/client.rb', line 17

def session
  @session
end

#session_token ⇒ Object

Returns the value of attribute session_token.



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# File 'lib/leancloud/client.rb', line 16

def session_token
  @session_token
end

Instance Method Details

#delete(uri) ⇒ Object 



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# File 'lib/leancloud/client.rb', line 86

def delete(uri)
  request(uri, :delete)
end

#get(uri) ⇒ Object 



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# File 'lib/leancloud/client.rb', line 74

def get(uri)
  request(uri)
end

#post(uri, body) ⇒ Object 



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# File 'lib/leancloud/client.rb', line 78

def post(uri, body)
  request(uri, :post, body)
end

#put(uri, body) ⇒ Object 



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# File 'lib/leancloud/client.rb', line 82

def put(uri, body)
  request(uri, :put, body)
end

#request(uri, method = :get, body = nil, query = nil, content_type = nil) ⇒ Object

Perform an HTTP request for the given uri and method with common basic response handling. Will raise a AVProtocolError if the response has an error status code, and will return the parsed JSON body on success, if there is one.



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# File 'lib/leancloud/client.rb', line 57

def request(uri, method = :get, body = nil, query = nil, content_type = nil)
  headers = {}

  {
    "Content-Type"                  => content_type || 'application/json',
    "User-Agent"                    => 'Parse for Ruby, 0.0',
    Protocol::HEADER_MASTER_KEY     => @master_key,
    Protocol::HEADER_APP_ID         => @application_id,
    Protocol::HEADER_API_KEY        => @api_key,
    Protocol::HEADER_SESSION_TOKEN  => @session_token,
  }.each do |key, value|
    headers[key] = value if value
  end

  @session.send(method, uri, query || body || {}, headers).body
end